tty: serial: msm: Add msm prefix to all driver functions

Make function naming consistent across this driver.
Also rename msm_irq to msm_uart_irq. No functional changes.

Signed-off-by: Ivan T. Ivanov <ivan.ivanov@linaro.org>
Reviewed-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ivan T. Ivanov 2015-09-30 15:27:00 +03:00 committed by Greg Kroah-Hartman
parent eec43b8afa
commit 558abdb05f

View file

@ -57,7 +57,7 @@ struct msm_port {
bool break_detected;
};
static inline void wait_for_xmitr(struct uart_port *port)
static inline void msm_wait_for_xmitr(struct uart_port *port)
{
while (!(msm_read(port, UART_SR) & UART_SR_TX_EMPTY)) {
if (msm_read(port, UART_ISR) & UART_ISR_TX_READY)
@ -99,7 +99,7 @@ static void msm_enable_ms(struct uart_port *port)
msm_write(port, msm_port->imr, UART_IMR);
}
static void handle_rx_dm(struct uart_port *port, unsigned int misr)
static void msm_handle_rx_dm(struct uart_port *port, unsigned int misr)
{
struct tty_port *tport = &port->state->port;
unsigned int sr;
@ -171,7 +171,7 @@ static void handle_rx_dm(struct uart_port *port, unsigned int misr)
msm_write(port, UART_CR_CMD_STALE_EVENT_ENABLE, UART_CR);
}
static void handle_rx(struct uart_port *port)
static void msm_handle_rx(struct uart_port *port)
{
struct tty_port *tport = &port->state->port;
unsigned int sr;
@ -224,14 +224,14 @@ static void handle_rx(struct uart_port *port)
spin_lock(&port->lock);
}
static void reset_dm_count(struct uart_port *port, int count)
static void msm_reset_dm_count(struct uart_port *port, int count)
{
wait_for_xmitr(port);
msm_wait_for_xmitr(port);
msm_write(port, count, UARTDM_NCF_TX);
msm_read(port, UARTDM_NCF_TX);
}
static void handle_tx(struct uart_port *port)
static void msm_handle_tx(struct uart_port *port)
{
struct circ_buf *xmit = &port->state->xmit;
struct msm_port *msm_port = UART_TO_MSM(port);
@ -250,13 +250,13 @@ static void handle_tx(struct uart_port *port)
if (port->x_char) {
if (msm_port->is_uartdm)
reset_dm_count(port, tx_count + 1);
msm_reset_dm_count(port, tx_count + 1);
iowrite8_rep(tf, &port->x_char, 1);
port->icount.tx++;
port->x_char = 0;
} else if (tx_count && msm_port->is_uartdm) {
reset_dm_count(port, tx_count);
msm_reset_dm_count(port, tx_count);
}
while (tf_pointer < tx_count) {
@ -290,14 +290,14 @@ static void handle_tx(struct uart_port *port)
uart_write_wakeup(port);
}
static void handle_delta_cts(struct uart_port *port)
static void msm_handle_delta_cts(struct uart_port *port)
{
msm_write(port, UART_CR_CMD_RESET_CTS, UART_CR);
port->icount.cts++;
wake_up_interruptible(&port->state->port.delta_msr_wait);
}
static irqreturn_t msm_irq(int irq, void *dev_id)
static irqreturn_t msm_uart_irq(int irq, void *dev_id)
{
struct uart_port *port = dev_id;
struct msm_port *msm_port = UART_TO_MSM(port);
@ -314,14 +314,14 @@ static irqreturn_t msm_irq(int irq, void *dev_id)
if (misr & (UART_IMR_RXLEV | UART_IMR_RXSTALE)) {
if (msm_port->is_uartdm)
handle_rx_dm(port, misr);
msm_handle_rx_dm(port, misr);
else
handle_rx(port);
msm_handle_rx(port);
}
if (misr & UART_IMR_TXLEV)
handle_tx(port);
msm_handle_tx(port);
if (misr & UART_IMR_DELTA_CTS)
handle_delta_cts(port);
msm_handle_delta_cts(port);
msm_write(port, msm_port->imr, UART_IMR); /* restore interrupt */
spin_unlock(&port->lock);
@ -489,7 +489,7 @@ static int msm_startup(struct uart_port *port)
snprintf(msm_port->name, sizeof(msm_port->name),
"msm_serial%d", port->line);
ret = request_irq(port->irq, msm_irq, IRQF_TRIGGER_HIGH,
ret = request_irq(port->irq, msm_uart_irq, IRQF_TRIGGER_HIGH,
msm_port->name, port);
if (unlikely(ret))
return ret;
@ -779,7 +779,7 @@ static void msm_poll_put_char(struct uart_port *port, unsigned char c)
msm_write(port, 0, UART_IMR);
if (msm_port->is_uartdm)
reset_dm_count(port, 1);
msm_reset_dm_count(port, 1);
/* Wait until FIFO is empty */
while (!(msm_read(port, UART_SR) & UART_SR_TX_READY))
@ -853,7 +853,7 @@ static struct msm_port msm_uart_ports[] = {
#define UART_NR ARRAY_SIZE(msm_uart_ports)
static inline struct uart_port *get_port_from_line(unsigned int line)
static inline struct uart_port *msm_get_port_from_line(unsigned int line)
{
return &msm_uart_ports[line].uart;
}
@ -880,7 +880,7 @@ static void __msm_console_write(struct uart_port *port, const char *s,
spin_lock(&port->lock);
if (is_uartdm)
reset_dm_count(port, count);
msm_reset_dm_count(port, count);
i = 0;
while (i < count) {
@ -925,7 +925,7 @@ static void msm_console_write(struct console *co, const char *s,
BUG_ON(co->index < 0 || co->index >= UART_NR);
port = get_port_from_line(co->index);
port = msm_get_port_from_line(co->index);
msm_port = UART_TO_MSM(port);
__msm_console_write(port, s, count, msm_port->is_uartdm);
@ -942,7 +942,7 @@ static int __init msm_console_setup(struct console *co, char *options)
if (unlikely(co->index >= UART_NR || co->index < 0))
return -ENXIO;
port = get_port_from_line(co->index);
port = msm_get_port_from_line(co->index);
if (unlikely(!port->membase))
return -ENXIO;
@ -1057,7 +1057,7 @@ static int msm_serial_probe(struct platform_device *pdev)
dev_info(&pdev->dev, "msm_serial: detected port #%d\n", line);
port = get_port_from_line(line);
port = msm_get_port_from_line(line);
port->dev = &pdev->dev;
msm_port = UART_TO_MSM(port);